Functions Review

Is this table a function or not a function? 

• Function

• Not a Function

Is this graph a function or not a function? 

• Function 

• Not a Function 

Which ordered pair could you add to the following list of points to create a function?  (3, 5) (4, 9) (2, 5) 

• (3, 7)

• (4, 1) 

• (1, 9)

• (2, 6)

Which graph does NOT pass the vertical line test?

• Graph 1

• Graph 2

• Graph 3

• Graph 4

Dev keeps a record in graph form of how far his car travels and the number of gallons of gasoline it uses.

What is the slope of the graph?

• 64

• 128

• 32

• 16

What is the Unit Rate/ Slope?

• 6

• 1

• 3

• 6.2

What is the equation by looking at this graph?

• y= x + 3

• y= -x + 2

• y= 2x + 2

• y= x + 2

Find the equation of the line in slope-intercept form.

• y = - 1/4x - 3

• y = 1/3x + 3

• y = - 1/4x + 2

• y = 1/3x -3

Find the rate of change

• 1

• 2

• 11

• Not a constant slope/Non-Linear

Calculate the rate of change.

• 6

• 1/6

• -6

• -1/6